Schematic Diagram
Service Manual
11-15
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s authorization.
Samsung Electronics
1
1.3 OPE(1/2)
OPE_TXD
LCD_D0
GRN (SCAN/EMAIL-R)
GRN (DUPLEX-R)
GRN (TONER_SAVE-L)
RED (STATUS)
GRN (STATUS-R)
GRN (STATUS-L)
LCD_D7
LCD_RW
LCD_D2
LCD_D6
LCD_D4
LCD_D5
GRN (FAX-R)
OPE_RST
GRN (FAX-L)
OPE_RXD
N.C
N.C
GRN (COPY-R)
LCD_D1
LCD_RS
(HT48C70-1-DBPF)
GRN (SCAN/EMAIL-L)
GRN (COPY-L)
LCD_E
GRN (DUPLEX-L)
GRN (TONER_SAVE-R)
Asian
LCD_D3
English
MICOM
LCD
PBA
Ass’y
JC13-00024A
JC13-00034A
JC07-00006A
JC07-00006B
JC92-01791C
JC92-01791G
JC96-03994C
JC96-03994D
(VHC2020SLYC9-1)
(VHF16321SLY)
(HT48R70A)
SCX-6322DN
OPE Rev 0.4
8
RA1
1K
63mW
1
2
3
4
5
6
7
CN2-1
35303-0750
1
22pF
C29
Q5
1
3
2
QSME-C196
LED6
KSA1182-Y
100
R43
13
12
DGND
R50
100
R48
100
DGND
DGND
QSME-C196
LED7
DGND
DGND
D8
MMSD914T1
MMBT2222ALT1
Q4
1
3
2
C19
330pF
MMSD914T1
D7
D2
MMSD914T1
R9
33
100nF
C11
3.3V
100
R38
LED3
SLS-NNUR101TS
DGND
U2-1
M74HC14TTR
7
1
14
2
3.3V
1
3
2
DGND
1
3
2
Q13
KSA1182-Y
KSA1182-Y
Q16
LED11
QSME-C196
13
12
DGND
M74HC14TTR
U2-6
Q7
1
3
2
KSA1182-Y
U2-2
M74HC14TTR
3
4
3.3V
3.3V
47pF
C27
6
C22
C21
100nF
100nF
3.3V
DGND
DGND
100
R49
15
LED12
QSME-C196
3
9
8
10000nF
C24
MMSD914T1
D3
100nF
C18
C25
10000nF
33
R4
R47
33
R6
150
CSACS_7.37MHz
OSC1
1
2
3
4
5
6
7
8
3
63mW
1K
RA3
2
DGND
KSA1182-Y
Q9
1
3
LED9
QSME-C196
QSME-C196
LED10
10K
150
R30
1
3
2
R46
Q17
KSA1182-Y
DGND
DGND
DGND
QSME-C196
LED13
3.3V
D6
MMSD914T1
1
3
2
DGND
KSA1182-Y
Q8
33
R2
R37
100
R36
100
100
R35
100
R40
2
Q14
MMBT2222ALT1
1
3
R3
33
3.3V
C30
22pF
DGND
1
2
3
4
5
6
7
8
63mW
1K
RA2
DGND
DGND
DGND
DGND
100
R53
Q19
KSA1182-Y
1
3
2
KSA1182-Y
Q18
1
3
2
5
1K
300
R31
R33
1
3
2
LED8
Q12
KSA1182-Y
3.3V
3.3V
QSME-C196
C14
100nF
33
R10
1
3
2
22pF
Q6
KSA1182-Y
11
C28
7
3
2
DGND
DGND
DGND
DGND
DGND
10
KSA1182-Y
Q11
1
DGND
6
5
LED4
C4
100nF
QSME-C196
14
D5
MMSD914T1
1
3
2
DGND
DGND
Q10
KSA1182-Y
QSME-C196
LED1
330pF
C20
0
R29
R5
33
C26
47pF
330
DGND
LED5
QSME-C196
R45
4
2
MMBT2222ALT1
Q15
1
3
2
R1
33
16
4
DGND
QSME-C196
LED2
DGND
R39
100
22K
R34
3.3V
U2-5
M74HC14TTR
11
10
DGND
D4
MMSD914T1
R52
1K
3.3V
DGND
1K
R51
2
R54
100
KSA1182-Y
Q20
1
3
2
1
MMSD914T1
D1
CN1-1
A1-16PA-2.54DSA
7
3.3V
3.3V
5
6
R44
3.3K
100
R42
U2-3
M74HC14TTR
R8
R41
100
33
R7
33
100nF
C23
M74HC14TTR
U2-4
9
8
3.3V
CAPSLOCK_LED
KEY4
KEY5
KEY6
KEY7
OPE_BACKLIT
KEY_OUT6
KEY_OUT7
KEY8
KEY9
KEY10
KEY11
KEY0
KEY1
KEY2
KEY3
KEY_OUT0
KEY_OUT1
KEY_OUT2
KEY_OUT3
KEY_OUT4
KEY_OUT5
OPE_BACKLIT